import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  Input,
  Upload,
  Space,
  Select,
  message
} from 'antd'
import { PlusOutlined } from '@ant-design/icons'
import { Link } from 'react-router-dom'
import {  useState } from 'react' 
import './index.scss'
import ReactQuill from 'react-quill'
import 'react-quill/dist/quill.snow.css'
import {  createArticleAPI } from '@/apis/article'
import { useChannel } from '@/hooks/useChannel'

const { Option } = Select

const Publish = () => {
  //获取频道列表
  const {channelList} = useChannel()

  //提交表单
  const onFinish = (formValues) => {
    //校验图片列表数量和封面类型是否匹配
    if (imageType > 0 && imageList.length !== imageType) {
      message.warning('图片数量和封面类型不匹配')
      return
    }
    const { title, channel_id, content } = formValues
    //1.按照接口文档处理数据
    const reqData = {
      title,
      content,
      cover: {
        type: imageType,
        images: imageList.map(item => item.response.data.url)
      },
      channel_id
    }
    //2.提交表单
    createArticleAPI(reqData)

  }
  const [imageList, setImageList] = useState([])

  //上传回调
  const onChange = (value) => {
    setImageList(value.fileList)
  }

  //切换图片封面类型
  const [imageType, setImageType] = useState(0)
  const onTypeChange = (e) => {
    setImageType(e.target.value)

  }
  return (
    <div className="publish">
      <Card
        title={
          <Breadcrumb separator=">">
            <Breadcrumb.Item>
              <Link to="/home">首页</Link>
            </Breadcrumb.Item>
            <Breadcrumb.Item>发布文章</Breadcrumb.Item>
          </Breadcrumb>
        }
      >
        <Form
          labelCol={{ span: 4 }}
          wrapperCol={{ span: 16 }}
          initialValues={{ type: imageType }}
          onFinish={onFinish}
        >
          <Form.Item
            label="标题"
            name="title"
            rules={[{ required: true, message: '请输入文章标题' }]}
          >
            <Input placeholder="请输入文章标题" style={{ width: 400 }} />
          </Form.Item>
          <Form.Item
            label="频道"
            name="channel_id"
            rules={[{ required: true, message: '请选择文章频道' }]}
          >
            <Select placeholder="请选择文章频道" style={{ width: 400 }}>
              {channelList.map(item => {
                return <Option value={item.id} key={item.id}>{item.name}</Option>
              })}
            </Select>
          </Form.Item>

          <Form.Item label="封面">
            <Form.Item name="type">
              <Radio.Group onChange={onTypeChange} >
                <Radio value={1}>单图</Radio>
                <Radio value={3}>三图</Radio>
                <Radio value={0}>无图</Radio>
              </Radio.Group>
            </Form.Item>
            {/**
             * listType:决定选择文件框的外观样式
             * showUploadList：控制显示上传列表
             */}
            {imageType > 0 && <Upload
              name="image"
              listType="picture-card"
              className="avatar-uploader"
              showUploadList
              action="http://geek.itheima.net/v1_0/upload"
              onChange={onChange}
              maxCount={imageType}
            >
              <div style={{ marginTop: 8 }}>
                <PlusOutlined />
              </div>
            </Upload>}
          </Form.Item>
          <Form.Item
            label="内容"
            name="content"
            rules={[{ required: true, message: '请输入文章内容' }]}
          >
            <ReactQuill
              className="publish-quill"
              theme="snow"
              placeholder="请输入文章内容"
            />

          </Form.Item>

          <Form.Item wrapperCol={{ offset: 4 }}>
            <Space>
              <Button size="large" type="primary" htmlType="submit">
                发布文章
              </Button>
            </Space>
          </Form.Item>
        </Form>
      </Card>
    </div>
  )
}

export default Publish